Fish Oil
Fish Oil is a moderate-risk supplement with an RDA of 1000 mg and a tolerable upper intake level (UL) of 3000 mg per day according to NIH/NASEM standards. All 3 regional standards agree on these limits. It has 1 known interaction with other supplements including vitamin e. Use NutriAudit to check if your supplement stack keeps this ingredient within safe limits.
Quick take
Fish Oil sits in the Fatty Acids category. This page consolidates 3 regional standards, and the numbers are broadly aligned, so the bigger question is whether your total dose stays in range.
It also has 1 known interaction, so the question is not just the label dose but whether the rest of your stack adds extra risk.
Taking multiple supplements? Check Fish Oil for overlap
If Fish Oil appears on two product labels, enter each daily amount and check the combined label total.
Check Fish Oil across my supplementsFree. No account required.
Regional Reference Values
| Region | Organization | RDA | Upper Limit (UL) | Unit |
|---|---|---|---|---|
| 🇺🇸 United States | FDA | 1000 | 3000 | mg |
| 🇪🇺 Europe | EFSA | 1000 | 3000 | mg |
| 🇦🇺 Australia | TGA | 1000 | 3000 | mg |
RDA = Recommended Daily Allowance (adequate intake for most adults). UL = Tolerable Upper Intake Level; some authorities have not established one.
Known Interactions
Vitamin E helps protect fish oil from oxidation (positive interaction).
Consider taking vitamin E with fish oil.
How to use this page
First match your product label against the dose table above, then check whether the known interaction list includes anything in your current stack.
If you are taking multiple supplements, the safest approach is usually to audit the whole stack instead of judging a single bottle in isolation.
Frequently Asked Questions
How much Fish Oil is too much?
FDA lists a formal upper limit (UL) of 3000mg per day for Fish Oil. Other regions may use a different value or have no established UL.
What is the recommended daily dose of Fish Oil?
The RDA for Fish Oil is 1000mg per day for most adults. This amount is sufficient to meet the needs of 97-98% of healthy individuals.
Does Fish Oil interact with other supplements?
Yes, Fish Oil has 1 known interaction with other supplements. Vitamin E helps protect fish oil from oxidation (positive interaction).
Are you taking Fish Oil?
Check if your supplement stack keeps Fish Oil within safe limits.
Audit My SupplementsDisclaimer: NutriAudit is a decision-support tool designed to help you review your supplement stack for potential duplicate, conflicting, or excessive ingredients. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making changes to your supplement routine, especially if you are pregnant, nursing, taking medications, or have a medical condition.
Uses cited public reference data where the current dataset has a verified entry.